Home / 4,445.81-6,138.08-2,853.14

Finding the Fourth Proportional to 4,445.81, 6,138.08 and 2,853.14

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Solution

The fourth proportional to 4,445.81, 6,138.08 and 2,853.14 is: 3,939.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.81 : 6,138.08 = 2,853.14 : x
  2. Step 2: Convert to fraction form
    4,445.81/6,138.08 = 2,853.14/x
  3. Step 3: Cross multiply
    4,445.81x = 6,138.08 × 2,853.14
  4. Step 4: Simplify right side
    4,445.81x = 17,512,822.24
  5. Step 5: Solve for x
    x = 17,512,822.24/4,445.81
  6. Step 6: Final answer
    x = 3,939.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.